89482780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{1301}}^1$

素因数の和:1510

約数の個数: 48

約数和(自身を含む): 199049760

約数和(自身を除く): 109566980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 181, 190, 362, 380, 724, 905, 1301, 1810, 2602, 3439, 3620, 5204, 6505, 6878, 13010, 13756, 17195, 24719, 26020, 34390, 49438, 68780, 98876, 123595, 235481, 247190, 470962, 494380, 941924, 1177405, 2354810, 4474139, 4709620, 8948278, 17896556, 22370695, 44741390, 89482780]

約数ペア:

[(1, 89482780), (2, 44741390), (4, 22370695), (5, 17896556), (10, 8948278), (19, 4709620), (20, 4474139), (38, 2354810), (76, 1177405), (95, 941924), (181, 494380), (190, 470962), (362, 247190), (380, 235481), (724, 123595), (905, 98876), (1301, 68780), (1810, 49438), (2602, 34390), (3439, 26020), (3620, 24719), (5204, 17195), (6505, 13756), (6878, 13010)]